<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>购物车</title>
	<%-- 静态包含base标签，css样式，jQuery文件 --%>
	<%@include file="/pages/common/head.jsp" %>
	<script type="text/javascript">
		$(function () {
			$(".deleteItem").click(function () {
				if(confirm("你确定要删除【" + $(this).attr("itemName") +"】吗?")) {
					return true;
				}else {
					return false;
				}
			})
			$(".clearCart").click(function () {
				if(confirm("是否清空购物车")) {
					return true
				}else {
					return false;
				}
			})
			$(".updateCount").change(function () {
				var name = $(this).parent().parent().find("td:first").text();
				var count = this.value;
				var id = $(this).parent().parent().find("input[type='hidden']").val();
				if(confirm("你确定要将【"+ name +"】商品修改数量为:" + count +   " 吗? ")) {
					var root = "${pageContext.request.scheme}://${pageContext.request.serverName}:${pageContext.request.serverPort}${pageContext.request.contextPath}/";
					location.href =  root + "cartServlet?action=updateCount&id=" + id +"&count=" + count;
				}else {
					this.value = this.defaultValue;
				}
			})
		})
	</script>
</head>
<body>

	<div id="header">
			<img class="logo_img" alt="" src="static/img/logo.gif" >
			<span class="wel_word">购物车</span>
		<%@ include file="/pages/common/login_success_menu.jsp"%>
	</div>

	<div id="main">

		<table>
			<tr>
				<td>商品名称</td>
				<td>数量</td>
				<td>单价</td>
				<td>金额</td>
				<td>操作</td>
			</tr>
			<c:if test="${empty sessionScope.cart.cartItemMap}">
				<tr>
					<td colspan="5"><a href="index.jsp">亲,当前购物车为空!快跟小伙伴们去浏览商品吧!!!</a></td>
				</tr>
			</c:if>
			<c:if test="${not empty sessionScope.cart.cartItemMap}">
				<c:forEach items="${sessionScope.cart.cartItemMap}" var="entry">
					<tr>
						<input type="hidden" name="id" value="${entry.key}">
						<td>${entry.value['name']}</td>
						<td>
							<input class="updateCount" type="number" name="count" value="${entry.value['count']}" style="width: 50px;">
						</td>
						<td>${entry.value['price']}</td>
						<td>${entry.value['totalPrice']}</td>
						<td><a class="deleteItem" href="cartServlet?action=deleteItem&id=${entry.key}" itemName="${entry.value['name']}">删除</a></td>
					</tr>
<%--					另一种写法--%>
<%--					<tr>--%>
<%--						<td>${entry.value.name}</td>--%>
<%--						<td>${entry.value.count}</td>--%>
<%--						<td>${entry.value.price}</td>--%>
<%--						<td>${entry.value.totalPrice}</td>--%>
<%--						<td><a href="#">删除</a></td>--%>
<%--					</tr>--%>
				</c:forEach>
			</c:if>




		</table>

		<c:if test="${not empty sessionScope.cart.cartItemMap}" >
			<div class="cart_info">
				<span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalCount}</span>件商品</span>
				<span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalPrice}</span>元</span>
				<span class="cart_span"><a class="clearCart" href="cartServlet?action=clear">清空购物车</a></span>
				<span class="cart_span"><a href="orderServlet?action=checkout">去结账</a></span>
			</div>
		</c:if>

	</div>

	<%-- 静态包含页脚内容 --%>
	<%@include file="/pages/common/footer.jsp"%>
</body>
</html>
